THE ECOLOGICAL DISTRIBUTION OF ADULT CRANE-FLIES IN CARNARVONSHIRE.

The article offers information on the ecological distribution of adult craneflies in Carnarvonshire, North Wales. It states that this county has a very great surface variety which is unequalled by any other county in the British Isles. It also forwards that the county may be further divided into four zones, which includes the sea coast, the region of farms, the wooded slopes, and the rugged mountain complex. Moreover, it mentions that the rich crane-fly fauna of this location depends mainly on the abundant water supply and on the wooded area.